[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f9ictQmIP1C2luC_dTWZ98hH-AkfjUpYtlymYOQCiOGM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":28,"type":29},[],"2025-12-14 11:02:25",264230001,[8,9,10,11],"-5V","10V","-20V","-10V",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},57,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_47984191","作业三:基尔霍夫定律","图中,R1 = R2 =R3= 5Ω,I1 = 2A,I3 = -3A,则Ubc = V. \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7416f746b75ae515278f3ce0e99afe88.jpg\">",[21,30,33,42,51,58,63,72,81,87],{"answer":22,"createTime":5,"id":23,"options":24,"question":27,"source":28,"type":29},[],264230000,[8,25,9,26],"5V","50V","图中,R1 = R2 =R3= 5Ω,I1 = 2A,I3 = -3A,则Uab = V.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7416f746b75ae515278f3ce0e99afe88.jpg\">","v1",0,{"answer":31,"createTime":5,"id":6,"options":32,"question":19,"source":28,"type":29},[],[8,9,10,11],{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":28,"type":29},[],264230002,[37,38,39,40],"7","-7","13","-13","在图中,已知Ia = 1mA,Ib = 10mA,Ic = 2mA,则Id = mA.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd15f724a974b0b3a14837c8c80f3ab9c.jpg\">",{"answer":43,"createTime":5,"id":44,"options":45,"question":50,"source":28,"type":29},[],264230003,[46,47,48,49],"1","2","3","4","在图中,电路有 个节点.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcc1ea9e8a1904a090f412f7ea8dfcafb.jpg\">",{"answer":52,"createTime":5,"id":53,"options":54,"question":57,"source":28,"type":29},[],264230004,[49,55,56,37],"5","6","在图中,电路有 条支路.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcc1ea9e8a1904a090f412f7ea8dfcafb.jpg\">",{"answer":59,"createTime":5,"id":60,"options":61,"question":62,"source":28,"type":29},[],264230005,[47,48,49,55],"基尔霍夫定律包括 个定律",{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":28,"type":29},[],264230006,[67,68,69,70],"b指向a","a指向b","无方向","以上都不正确","图所示电路中,电压的参考方向由a指向b,当U=-50V时,电压的实际方向是 .\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcd91baa35aee06265584d0e470e65413.png\">",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":28,"type":29},[],264230007,[76,77,78,79],"0A","1A","2A","3A","在图电路中,电阻2Ω中的电流I值应是 .\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0d3d808acdda884edc4874b8baa05b72.jpg\">",{"answer":82,"createTime":5,"id":83,"options":84,"question":86,"source":28,"type":29},[],264230008,[9,11,85,10],"20V","图中,R1 = R2 =R3= 5Ω,I1 = 2A,I3 = -3A,则Ubc = V.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7416f746b75ae515278f3ce0e99afe88.jpg\">",{"answer":88,"createTime":5,"id":89,"options":90,"question":95,"source":28,"type":29},[],264230009,[91,92,93,94],"-8V","8V","-25V","25V","图中,R1 = R2 =R3= 5Ω,I2 = -1A,I3 = -3A,则Uac = V.( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7416f746b75ae515278f3ce0e99afe88.jpg\">"]